Adult Abdomen Morphology

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Adult Abdomen Morphology

Oviscapt with a compressed, acute apex usually minutely serrated along ventral keel. Spermatheca without lateral lagena. Ductus and corpus bursae membranous, without spines or signa.

Female corethrogyne:

absent

Female pregenital sexual scales:

absent

Female oviduct opening:

in cloaca

Male coremata:

absent

Male pregenital sexual scales:

absent

Male genitalia description:

Uncus reduced, often bilobed; tegumen a moderate to narrow, dorsal band. Vinculum well developed with an elongate, broad to slender, V- to Y-shaped saccus. Valvae with 0-3 pairs of either sessile or pedunculate pectinifers; pectinifers absent in Adela, Cauchus, Nemophora, and some subgenera of Ceromitia. Juxta slender, sagittate. Aedoeagus an elongate tube; cornuti usually present. apex sometimes also armed with large, exogenous spines.